Portable support stand for a typewriter



FIG. 1 is a front elevational view of a portable support stand for a typewriter embodying my new design;

FIG. 2 is a side elevational view of the tray shown in FIG. 1;

FIG. 3 is a top plan view of the tray shown in FIG. 1;

FIG. 4 is a perspective view thereof. 

The ornamental design for a portable support stand for a typewriter, substantially as shown and described. 